Install our extension (recommended)
✔ Adds DuckDuckGo's instant answers to Google and Bing search results.
✔ Adds a toolbar button for easy access to the DuckDuckGo search box and !bangs.
✗ Does not integrate DuckDuckGo with the address bar or right-click search. (Must be done manually.)
✗ Does not add a DuckDuckGo icon to the home page or new tab page. (Install this app.)
Integrating DuckDuckGo with the the address bar and right-click search
(1) Right-click the address bar (where it says help.duckduckgo.com) and select Edit search engines.
(2) Find DuckDuckGo in the list and click Make Default. If you don't see it, click Add a new search engine and type DuckDuckGo, ddg.gg, and https://duckduckgo.com?q=%s respectively in the three fields from left to right.